<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            padding: 0;
            margin: 0;
        }
        .t1 li a{
            color: aliceblue;
        }
        a{
            text-decoration: none;
        }
        .b1{
            background-color: black;
            width: 1518px;
            height: 40px;
        }
        .b2{
            background-color: white;
            width: 1518px;
            height: 120px;
        }
        .t1{
            margin-left: 50px;
        }
        .t1 li{
            list-style-type: none;
            float: left;
            margin: 10px;
            color: aliceblue !important;
        }
        .t11{
            margin-right: 50px;
        }
        .t11 li{
            list-style-type: none;
            float: right;
            margin: 10px;
            color: aliceblue;
        }
        .t2{
           margin-left: 500px;
           margin-top: 15px;
        }
        .t2 li{
            list-style-type: none;
            float: left;
            margin-top: 50px;
            margin: 10px;
            
        }
        .l1 :nth-of-type(1){
            width: 1518px;
            height: 520px;
            background-color: aqua;
        }
        .cebian{
            position: absolute;
            top:180px;
            left: 120px;
            background-color: darkgray;
            width: 180px;
            line-height: 53px;
            

        }
        .cebian ul li{
            list-style-type: none;
        }
        
       .cebian ul li:hover{
            background-color: yellow;
        }
        .zhong{
            height: 250px;
            margin-left: 100px;
        }
       .kuang{
        width: 400px;
        height: 200px;
        border: 1px red solid;
        float: left;
        margin: 20px;
        transition: 0.3s;
       }
       .kuang:hover{
        box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1) ;
        transform: translateY(-3px);

       }
       .zhong1{
       
            position: absolute;
            left: 110px;
        }
       .kuang1{
        width: 300px;
        height: 400px;
        border: 1px red solid;
        float: left;
        margin: 13px;
        transition: 0.3s;
       }
       .kuang2{
        width: 400px;
        height: 500px;
        border: 1px red solid;
        float: left;
        margin: 20px;
        transition: 0.3s;
       }
       .kuang2:hover{
        box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1) ;
        transform: translateY(-3px);

       }
       .remai{
        position: absolute;
        top: 1420px;
        left: 735px;
       }
       .remaiding{
        position: absolute;
        top: 1450px;
        left: 105px;
       }
       .jingpin{
        position: absolute;
        top: 2010px;
        left: 735px;
        width: 675px;
       }
       .jingpin1{
        position: absolute;
        top: 2930px;
        left: 735px;
        width: 675px;
       }
       .zhong2{
        position: absolute;
        top: 2050px;
        left: 110px;
       }
       .zhong3{
        position: absolute;
        top: 2480px;
        left: 110px;
       }
       .zhong4{
        position: absolute;
        top: 2960px;
        left: 110px;
       }
       .kuang3{
        width: 300px;
        height: 400px;
        border: 1px red solid;
        float: left;
        margin: 13px;
        transition: 0.3s;
       }
       .kuang3:hover{
        box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1) ;
        transform: translateY(-3px);

       }
       .kuang33{
        width: 628px;
        height: 400px;
        border: 1px red solid;
        float: left;
        margin: 13px;
        transition: 0.3s;
       }
       .kuang33:hover{
        box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
        transform: translateY(-3px);

       }
       .dibu{
        width: 1518px;
        height: 500px;
        position: absolute;
        top: 3900px;
        background-color: bisque;
       }
       .ww li{
        list-style-type: none;
        float: left;
        margin: 20px;

       }
       .dibu :nth-of-type(1){
        
        margin-left: 190px;
       }
       .dierge div{
        float: left;
       }
       
       .erji{
        position: absolute;
        top: 180px;
        left: 300px;
        display: none;
       }
     
       .ceshi{
        position: absolute;
        top: 100px;
        line-height: 50px;
       }
       .ceshi:hover{
        background-color: aqua;
       }
       
       .dierge{
        position: absolute;
        left: -30px;
        
       }
    </style>
</head>
<body>
    <div>
        <div class="b1">
            <div><ul class="t1">
                <li><a href="#">品牌</a></li>
                <li><a href="#">OriginOS</a></li>
                <li><a href="#">体验店</a></li>
                <li><a href="#">社区</a></li>
            </ul></div>
            <div>
                <ul class="t11">
                    <li ><a href="#" style="color: white;">下载APP</a></li>
                    <li><a href="#" style="color: white;">购物车</a></li>
                    <li><a href="#" style="color: white;">个人中心</a></li>
                </ul>
            </div>
        </div>
        <div class="b2">
            <div>商标</div>
            <div>
                <ul class="t2">
                    <li><a href="#">X系列</a></li>
                    <li><a href="#">S系列</a></li>
                    <li><a href="#">T系列</a></li>
                    <li><a href="#">Y系列</a></li>
                    <li><a href="#">IQOO手机</a></li>
                    <li><a href="#">智能硬件</a></li>
                    <li><a href="#">商场</a></li>
                    <li><a href="#">服务</a></li>
                </ul>
            </div>
        </div>
    </div>
    <div class="l1">
        <div></div>
       
    </div>
    <div class="zhong">
        <div class="kuang">1</div>
        <div class="kuang">2</div>
        <div class="kuang">3</div>
    </div>
    <div>
        <div class="b1" style="background-color: blue;">
            <div><ul class="t1" style="margin-left: 110px;">
                <li>秒杀</li>
                
            </ul></div>
            <div>
                <ul class="t11" style="margin-right: 100px;">
                    <li>更多场次</li>
                    
                </ul>
            </div>
        </div> 
        <div class="zhong1">
             <div class="kuang1">1</div>
             <div class="kuang1">2</div>
             <div class="kuang1">3</div>
             <div class="kuang1">4</div>
        </div>
       
    </div>
    <div class="remai">
        <div>热卖专区</div>
        
    </div>
    <div class="remaiding">
        <div class="kuang2">1</div>
        <div class="kuang2">2</div>
        <div class="kuang2">3</div>
    </div>
    <div class="jingpin">
        精品手机
        <div style="float: right;">平板手表</div>
    </div>
    <div>
        <div class="zhong2">
            
            <div class="kuang33">1</div>
            <div class="kuang3">2</div>
            <div class="kuang3">3</div>
       </div>
    </div>
    <div>
        <div class="zhong3">
            
            <div class="kuang3">1</div>
            <div class="kuang3">2</div>
            <div class="kuang3">3</div>
            <div class="kuang3">4</div>
       </div>
    </div>
    <div class="jingpin1">
        精品配件
        <div style="float: right;">平板手表</div>
    </div>
    <div>
        <div class="zhong4">
            
            <div class="kuang3">1</div>
            <div class="kuang3">2</div>
            <div class="kuang3">3</div>
            <div class="kuang3">4</div>
            <div class="kuang3">1</div>
            <div class="kuang3">2</div>
            <div class="kuang3">3</div>
            <div class="kuang3">4</div>
       </div>
    </div>
    <div class="dibu">
        <div><ul class="ww"><li>官方正品</li>
        <li>极速物流</li>
        <li>全国联保</li>
        <li>免费定制</li></ul></div>
        <div class="dierge">
            <div style="border: 1px red solid;width:850px; height:400px;">
                
            
            
            </div>
            <div style="border: 1px red solid;width:350px; height:400px;"></div>
        </div>
        
    </div>

    <div style="background-color:yellow ;width: 300px;height:200px" class="erji" id="erji" onmouseover="over(this)" onmouseout="out(this)"></div>
    
    <div class="cebian">
        <ul>
            <li id="diyi" onmouseover="over(this)" onmouseout="out(this)">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;手机</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;平板电脑</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;手机配件</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;手机充电</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;手机配件</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;音乐设备</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;智能硬件</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;游戏摄影</li>
            <li>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;日用出行</li>
        </ul>
    </div>
   <script>
    function over() {
        let diyi=document.getElementById("diyi");
        erji.style.display='block';
        
    }
    function out() {
        let diyi=document.getElementById("diyi");
        erji.style.display='none';
    }
   </script>
</body>
</html>